"""
Copyright (c) 2022 Huawei Technologies Co.,Ltd.

openGauss is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:

          http://license.coscl.org.cn/MulanPSL2

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.
"""
"""
Case Type   : 导入导出、备份恢复工具支持M*兼容性
Case Name   : 创建对象时添加注释，导出后再导入
Create At   : 2023.05.04
Owner       : z@wan005
Description :
    1.创建兼容b库
    2.兼容b库下建表，索引，存储过程，自定义函数均添加注释信息
    3.使用gs_dump工具导出表为tar格式
    4.导入之前导出的数据到新库
    5.连接导入库查询表
    6.连接导入库查询索引
    7.连接导入库查询存储过程
    8.连接导入库查询自定义函数
    9.清理环境
Expect      :
    1.成功
    2.成功
    3.成功
    4.成功
    5.成功，注释导入成功
    6.成功，注释导入成功
    7.成功，注释导入成功
    8.成功，注释导入成功
    9.成功
History     :
"""

import os
import unittest

from testcase.utils.CommonSH import CommonSH
from testcase.utils.Constant import Constant
from testcase.utils.Logger import Logger
from yat.test import Node
from yat.test import macro


class GsDump0041(unittest.TestCase):
    def setUp(self):
        self.log = Logger()
        self.sh_primary = CommonSH('PrimaryDbUser')
        self.dbuser_node = Node('PrimaryDbUser')
        self.constant = Constant()
        self.db_name = "db_dump_0041"
        self.db_name_01 = "db_dump_0041_01"
        self.tb_name = "tb_dump_0041"
        self.index_name = "index_dump_0041"
        self.pro_name = "pro_dump_0041"
        self.func_name = "func_dump_0041"
        self.dump_path = os.path.join(macro.DB_BACKUP_PATH, 'dump0041')

    def test_server_tools(self):
        self.log.info(f'-----{os.path.basename(__file__)} start-----')
        text = '----step1: 创建兼容b库 expect: 成功----'
        self.log.info(text)
        sql_cmd = f"drop database if exists {self.db_name};" \
                  f"create database {self.db_name} dbcompatibility 'b';" \
                  f"drop database if exists {self.db_name_01};" \
                  f"create database {self.db_name_01} dbcompatibility 'b';"
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd)
        self.log.info(sql_result)
        self.assertEqual(2, sql_result.count(
            self.constant.CREATE_DATABASE_SUCCESS), '执行失败:' + text)

        text = '----step2: 兼容b库下建表，索引，存储过程，自定义函数均添加注释信息' \
               ' expect: 成功----'
        self.log.info(text)
        sql_cmd = f'''drop table if exists {self.tb_name};
        create table {self.tb_name}(id int comment '序号')comment'表的注释';
        drop index if exists {self.index_name};
        create index {self.index_name} on {self.tb_name} using btree(id)\
        comment '索引注释';
        drop function if exists {self.func_name};
        create function {self.func_name}(n int) returns varchar(50) \
        comment '自定义函数' return (select n+1);
        drop procedure if exists {self.pro_name};
        create procedure {self.pro_name}(int,int)comment '存储过程' \
        comment 'pro_添加新注释' as begin select 1+2;end;'''
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname=self.db_name)
        self.log.info(sql_result)
        self.assertIn(self.constant.TABLE_CREATE_SUCCESS, sql_result,
                      '执行失败:' + text)
        self.assertIn(self.constant.CREATE_INDEX_SUCCESS_MSG, sql_result,
                      '执行失败:' + text)
        self.assertIn(self.constant.CREATE_PROCEDURE_SUCCESS_MSG, sql_result,
                      '执行失败:' + text)
        self.assertIn(self.constant.CREATE_FUNCTION_SUCCESS_MSG, sql_result,
                      '执行失败:' + text)

        text = '----step3: 使用gs_dump工具导出表为tar格式 expect: 成功----'
        self.log.info(text)
        gs_dump_cmd = f"source {macro.DB_ENV_PATH};" \
                      f"gs_dump " \
                      f"-p {self.dbuser_node.db_port} " \
                      f"{self.db_name} -F t " \
                      f"-f {self.dump_path}"
        self.log.info(gs_dump_cmd)
        dump_msg = self.dbuser_node.sh(gs_dump_cmd).result()
        self.log.info(dump_msg)
        self.assertIn(f"dump database {self.db_name} successfully",
                      dump_msg, '执行失败:' + text)

        text = '----step4: 导入之前导出的数据到新库 expect: 成功----'
        self.log.info(text)
        gs_restore_cmd = f"source {macro.DB_ENV_PATH};" \
                         f"gs_restore -p {self.dbuser_node.db_port} " \
                         f"-d {self.db_name_01} " \
                         f"{self.dump_path}"
        self.log.info(gs_restore_cmd)
        restore_msg = self.dbuser_node.sh(gs_restore_cmd).result()
        self.log.info(restore_msg)
        self.assertIn(self.constant.RESTORE_SUCCESS_MSG, restore_msg,
                      '执行失败:' + text)

        text = '----step5: 连接导入库查询表 expect: 成功，注释导入成功----'
        self.log.info(text)
        sql_cmd = f"\d+ {self.tb_name}"
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname=self.db_name_01)
        self.log.info(sql_result)
        self.assertIn(
            ' id     | integer |           | plain   |              | 序号',
            sql_result, '执行失败:' + text)

        text = '----step6: 连接导入库查询索引 expect: 成功，注释导入成功----'
        self.log.info(text)
        sql_cmd = f"\di+ {self.index_name}"
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname=self.db_name_01)
        self.log.info(sql_result)
        self.assertIn('索引注释', sql_result, '执行失败:' + text)

        text = '----step7: 连接导入库查询存储过程 expect: 成功，注释导入成功----'
        self.log.info(text)
        sql_cmd = f"\df+ {self.pro_name}"
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname=self.db_name_01)
        self.log.info(sql_result)
        self.assertIn('pro_添加新注释', sql_result, '执行失败:' + text)

        text = '----step8: 连接导入库查询自定义函数 expect: 成功，注释导入成功----'
        self.log.info(text)
        sql_cmd = f"\df+ {self.func_name}"
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname=self.db_name_01)
        self.log.info(sql_result)
        self.assertIn('自定义函数', sql_result, '执行失败:' + text)

    def tearDown(self):
        text = '---step9: 清理环境 expect: 成功----'
        self.log.info(text)
        sql_cmd = f"drop database if exists {self.db_name};" \
                  f"drop database if exists {self.db_name_01};"
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname='postgres')
        self.log.info(sql_result)
        rm_cmd = f"rm -rf {self.dump_path}"
        self.log.info(rm_cmd)
        rm_msg = self.dbuser_node.sh(rm_cmd).result()
        self.log.info(rm_msg)
        self.assertEqual(2,
                         sql_result.count(self.constant.DROP_DATABASE_SUCCESS),
                         '执行失败:' + text)
        self.assertEqual('', rm_msg, '执行失败:' + text)
        self.log.info(f'-----{os.path.basename(__file__)} end-----')
